Compliance with UN nuclear watchdog marks change in tone for Tehran, which limited cooperation with inspectors since former US president Trump withdrew from nuclear deal in 2018

Head of Tehran’s nuclear agency says it will adhere to IAEA standards, claims international interest in subterranean facility at Natanz a result of Israel feeling pressured

In leaked papers, Iran's nuclear agency asks government to cover costs of project

IAEA head Grossi set to meet Raisi in attempt to 'reset the relationship at the highest level'; Iran nuke chief calls for signatories of 2015 deal to fulfill their 'obligations'

Tehran's atomic agency chief hopes to make 'effective progress' with IAEA on nuclear material found in 3 undeclared sites

UN nuclear watchdog has been pressing Tehran for months for a credible explanation, saying until one was received it could not guarantee the integrity of Iran's nuclear program.

300-megawatt site in oil-rich Khuzestan province, near western border with Iraq, will take eight years to build and cost around $2 billion

Head of Iranian atomic agency claims no such trip planned 'for the moment,' as UN watchdog presses for answers on uranium traces at undeclared sites

IAEA update finds installation of advanced centrifuges now complete at Natanz underground plant; Tehran says plans to add even more of devices banned under 2015 deal

'Dialogue has restarted with Iran on clarification of outstanding safeguards issues,' Rafael Grossi says after declaring UN watchdog won't close probe opposed by Tehran